8212920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{769}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 24948000

約数和(自身を除く): 16735080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 769, 890, 1068, 1335, 1538, 1780, 2136, 2307, 2670, 3076, 3560, 3845, 4614, 5340, 6152, 7690, 9228, 10680, 11535, 15380, 18456, 23070, 30760, 46140, 68441, 92280, 136882, 205323, 273764, 342205, 410646, 547528, 684410, 821292, 1026615, 1368820, 1642584, 2053230, 2737640, 4106460, 8212920]

約数ペア:

[(1, 8212920), (2, 4106460), (3, 2737640), (4, 2053230), (5, 1642584), (6, 1368820), (8, 1026615), (10, 821292), (12, 684410), (15, 547528), (20, 410646), (24, 342205), (30, 273764), (40, 205323), (60, 136882), (89, 92280), (120, 68441), (178, 46140), (267, 30760), (356, 23070), (445, 18456), (534, 15380), (712, 11535), (769, 10680), (890, 9228), (1068, 7690), (1335, 6152), (1538, 5340), (1780, 4614), (2136, 3845), (2307, 3560), (2670, 3076)]